Shocked, I Became the Empress' Only Concubine

Li Yan accidentally traveled to Yunlan Continent and was bound to the Invincible Domineering Sign-in System. He thought he had won the protagonist's plot, but he never expected that this so-called invincible and domineering sign-in system would be so deceptive and unreliable. Because the sign-in reward was related to the sign-in location, and because the empress Yin Qianxue was elected as the imperial concubine, Li Yan decided to sign up for the election. With excellent conditions and extreme self-confidence, Li Yan successfully advanced to the finals and was finally elected as the imperial concubine with his unique 'advantage'.